20023671

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1993}}^1$

素因数の和:2210

約数の個数: 16

約数和(自身を含む): 28426464

約数和(自身を除く): 8402793

約数列:

[1, 3, 17, 51, 197, 591, 1993, 3349, 5979, 10047, 33881, 101643, 392621, 1177863, 6674557, 20023671]

約数ペア:

[(1, 20023671), (3, 6674557), (17, 1177863), (51, 392621), (197, 101643), (591, 33881), (1993, 10047), (3349, 5979)]